Unknown (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Morris, G R (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Unknown (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Unknown (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
S-K (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Morris, G R (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Unknown (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Rapier (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Keely, Pat (recto) & Rothholz, H A (verso) (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Mendoza (recto) & Wherrett, J Ramsey (verso) (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Lee-Elliott (Undefined) Unknown (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Morris, G R (recto) & Eckersley, Tom (verso) (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Morris, G R (recto) & Giles, F Kenwood (verso) (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Unknown (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Mendoza (recto) & Morris, G R (verso) (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Unknown (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Unknown (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Unknown (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Lewitt-Him (recto) & Mendoza (verso) (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Reeve, Betty (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Keely, Pat (recto) & Rothholz, H A (verso) (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Morris, G R (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Keely, Pat (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Keely, Pat (recto) & Morris, G R (verso) (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Keely Pat (recto) & Mendoza (verso) (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Keely, Pat (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Keely, Pat (recto) & Golden, Grace (verso) (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Davies, James William (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)
Eckersley, Tom (Undefined) Loxley Brothers Ltd, London and Sheffield (printer) Ministry of Labour and National Service (publisher/sponsor) ROYAL SOCIETY FOR THE PREVENTION OF ACCIDENTS (publisher/sponsor)